Basic Body Tissues

Comprehensive fill-in-the-blank practice flashcards covering basic body tissues: classification and histology of epithelial, connective, muscular, and nervous tissues, based on Oman Dental College lecture materials.

The four primary types of tissue found in the human body are epithelial tissue, connective tissue, nervous tissue, and __________ tissue.

muscle

In the wall of the stomach, columnar epithelium lines the lumen, while __________ muscle tissue facilitates contractions.

smooth

Epithelium tissue is classified into two primary categories: lining epithelium and __________ epithelium.

glandular

Simple squamous epithelium lines the air sacs of the lungs and the __________ of the kidneys.

nephrons

The extremely flat simple squamous epithelium lining the lumen of blood vessels is specifically called __________.

endothelium

The nuclei indicated by the black arrows in this $400\times$ section belong to __________ squamous epithelial cells.

simple

Simple cuboidal epithelium is typically found forming the walls of kidney tubules and lining the __________ of various glands.

ducts

Pseudostratified ciliated columnar epithelium is characteristically found lining the __________ tract.

respiratory

In this section of pseudostratified ciliated columnar epithelium, the apical motile projections labeled 'C' are __________.

cilia

In simple columnar epithelium of the intestine, the dense apical microvilli array labeled 'BB' is termed the __________ border.

brush

The esophagus and tongue are lined by __________ stratified squamous epithelium, which lacks a surface dead keratin layer.

non-keratinized

The epidermis of thick skin is protected by a tough, water-resistant outer stratum formed by __________ stratified squamous epithelium.

keratinized

The type of epithelium shown here, found in the urinary bladder and characterized by surface domed-shaped cells that flatten or expand, is __________ epithelium.

transitional

In a relaxed state within the bladder wall, the surface cells of transitional epithelium exhibit a distinct __________ shape.

dome

The resident cell population of general connective tissue consists of adipocytes and __________.

fibroblasts

Migrant cells of connective tissue include macrophages, plasma cells, mast cells, and __________ lymphocytes.

B&T

The ground substance of the extracellular matrix is primarily composed of glycosaminoglycans and __________.

proteoglycans

The three principal fiber types present in connective tissue matrix are collagen fibers, reticular fibers, and __________ fibers.

elastic

In the connective tissue spread shown, the darker, wavy strands are elastic fibers, while the broader, straight pink bands are __________ fibers.

collagen

The delicate reticular fibers of lymph node framework are specially demonstrated histologically using the __________ impregnation method.

silver

The two primary physiological functions of fibroblasts are wound repair and synthesizing the __________ matrix.

extracellular

The quiescent, mature cell with a condensed, slender nucleus shown embedded between collagen bundles is a __________.

fibrocyte

The primary specialized function of adipocytes is storing __________ to be utilized for metabolic energy.

lipids

The large active phagocytic cell highlighted in the center of the lymph node section is a __________.

macrophage

The main role of loose (areolar) connective tissue is to hold organs in place and attach __________ tissue to underlying structures.

epithelial

In dense regular connective tissue, collagen fibers are packed tightly in a __________ arrangement to withstand unidirectional pull.

parallel

The reticular layer of the dermis of the skin is composed of dense __________ connective tissue.

irregular

Superficial fascia located immediately beneath the skin is largely composed of loose connective tissue rich in __________ (fat).

adipose

The broad, flattened fibrous sheet of dense regular connective tissue illustrated in the palm is the palmar __________.

aponeurosis

In peripheral nerves, individual nerve fascicles are bundled and wrapped by a specialized connective tissue sheath termed the __________.

perineurium

The tough outermost connective tissue sheath surrounding the entire trunk of a peripheral nerve is the __________.

epineurium

Within a peripheral nerve fascicle, loose connective tissue supporting each individual axon is called the __________.

endoneurium

The spindle-shaped contractile cells indicated at the periphery of the sweat gland secretory unit (SU) are __________ cells.

myoepithelial

In skeletal muscle histology, the delicate connective tissue layer enclosing each individual muscle fiber (labeled 'En') is the __________.

endomysium

In skeletal muscle, a fascicle of muscle fibers is held together by a connective tissue sheath designated 'P', which stands for __________.

perimysium

The non-striated, involuntary muscle tissue shown, composed of spindle-shaped cells with central elongated nuclei, is __________ muscle.

smooth

Unlike skeletal muscle fibers, cardiac muscle cells branch and are joined end-to-end by specialized junctions called __________ discs.

intercalated